Compare Minerals

Put any two minerals side by side — formula, structure, hardness, density and more. Type to search each slot.

Mineral A

Mineral B

Name

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Cu₅Pb₅Bi₇S₁₈

Formula

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Mineral Species

Entry type

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Sulfosalts

Chemical class

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Orthorhombic

Crystal system

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Mohs hardness

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6.98

Specific gravity

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Streak

—

Metallic. Anisotropism: Strong in oil, distinct in air. R1 –R2: (470) 41.0–46.7, (546) 40.1–46.2, (589) 39.9–45.8

Luster

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Cleavage

—

Pb2_1m

Space group

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Meneghinite

Structural group

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Frd · Approved

IMA

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1977

Named in

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In polished section, creamy yellowish white in air, more pinkish in oil

Typical colors

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Cu · Pb · Bi · S

Elements

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